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2012 Dave Grijalva Copyright (c) 2019 Federico Zivolo Permission is hereby granted, free of charge, to any person obtaining a copy of this License from a base. UI: 11 potentiometers 13 SPDT switches: // 1 for manual step (featuring debouncing!), sequencer cascading, basic glide (for portamento), attack decay sustain release envelope generator synth module. Layout and panel are Kosmo format. * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf * [How to use](Docs/use.md 96f746fa2d Final tweaks, version submitted to JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 v1.0 Add CV (and knob) controlled glide to schematic Add pulldown resistors for reset debounce cap; formatting checkpoint before getting really weird with WireIt A couple more minor clearance tweaks 68726f9fe0 Delete '3D Printing/AD&D 1e spell names in Filmoscope Quentin' 48c8a4e4f4 Delete '3D Printing/AD&D 1e spell names in Filmoscope setup Add ground fills, fix some clearance issues, add PCB slot, more options for potentiometer spoke placement group "" (id efdac9a8-63a2-4056-9007-59528f4494a3 Latest commits for file Docs/build.md footprint "Perfboard_3x12" (version 20221018) (generator pcbnew 9f9f6acf76 Add notes about wiring SW15 cross-board Add design rules for jlcpcb Latest commits for file Panels/FireballSpell_Large_bw.png 9bb3093b2b Delete '3D Printing/Panels/FIREBALL VCO.png' # precadsr.sch BOM Documentation, some cosmetic sh/PCB updates Docs/precadsr.pdf | Bin 0 -> 75481 bytes Panels/luther_triangle_vco.scad | 274 create mode 100644 Schematics/Unseen Servant/fp-info-cache glide in (sleeve and normal both GND) 6x Sockets, 2pin: - Glide In - ~27K to U3-8? No, transistors maybe activate? - Clock rate (B100k) (not sure yet which 2 pins LED, diameter 3.0mm z-position of LED center 3.0mm, 2 pins, http://www.kingbright.com/attachments/file/psearch/000/00/00/L-47XEC(Ver.9A).pdf LED Round FlatTop Rectangular size 4.5x1.6mm^2, 2 pins, diameter 5.0mm z-position of LED center 1.6mm, 2 pins Ceramic Resomator/Filter 8.0x3.5mm^2, length*width=8.0x3.5mm^2 package, package length=10.0mm, package width=5.0mm, 3 pins diameter 3.0mm z-position of LED center 6.0mm 2 pins LED diameter 5.0mm z-position of LED center 1.6mm, 2 pins, pitch 7.5mm, size 30x10.3mm^2, drill diamater 1.3mm, pad diameter 2.4mm, outer diameter 3.9mm, size source Multi-Contact FLEXI-xV 0.75 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-126-02-xxx-DV, 26 Pins per row (https://www.hirose.com/product/document?clcode=CL0537-0834-6-81&productname=DF12E(3.0)-50DP-0.5V(81)&series=DF12&documenttype=2DDrawing&lang=en&documentid=0000992393), generated with kicad-footprint-generator ipc_noLead_generator.py Broadcom LGA, 8 Pin (https://docs.broadcom.com/doc/APDS-9251-001-DS#page=19), generated with kicad-footprint-generator Hirose DF13 through hole, DF13-03P-1.25DSA, 3 Pins per row (http://www.molex.com/pdm_docs/sd/530480210_sd.pdf), generated with kicad-footprint-generator Molex KK-254 Interconnect System, old/engineering part number: A-41792-0015 example.

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